REPORT  Z14_012                                                     .
TABLES indx.
TYPES: BEGIN OF itab3_type,
cont(4),
END OF itab3_type.

DATA: indxkey LIKE indx-srtfd VALUE 'KEYVALUE',
f1(20), f2 TYPE p,
itab3 TYPE STANDARD TABLE OF itab3_type WITH
NON-UNIQUE DEFAULT KEY INITIAL SIZE 2,
wa_indx TYPE indx.

* DATABASE BUFFER SAP MEMORY
f1 = 'DATABASE BUFFER'.
* Fill data fields before CLUSTR
* before the actual export
indx-aedat = sy-datum.
indx-usera = sy-uname.
* Export data.
EXPORT f1 TO database indx(st) ID indxkey.
CHECK sy-subrc EQ 0.

clear f1.
IMPORT f1 FROM database indx(st) ID indxkey.
CHECK sy-subrc EQ 0.

write f1.